Evolutionary geneticists date events using the number of mutations that have accumulated since they occurred. For instance, they date the spilt time between humans and chimps by dividing the number of genetic differences ...
Jan 28, 2016
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We still hear and read a lot about how a diet based on what our Stone Age ancestors ate may be a cure-all for modern ills. But can we really run the clock backwards and find the optimal way to eat? It's a largely impossible ...
Nov 28, 2014
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Researchers have started to unveil the genetic heritage of Ethiopian populations, who are among the most diverse in the world, and lie at the gateway from Africa. They found that the genomes of some Ethiopian populations ...
Jun 21, 2012
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A partial, duplicate copy of a gene appears to be responsible for the critical features of the human brain that distinguish us from our closest primate kin. The momentous gene duplication event occurred about two or three ...
May 3, 2012
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